x402 mainnet live · $0.01 per webpage

Clean sources. Traceable results. No invented evidence.

A small, deterministic API for developers, researchers, and AI agents that need conservative reference checks, clean webpage Markdown, or bounded native-PDF extraction.

Explore interactive docs OpenAPI JSON Agent guide

Scholarly metadata

Verify references

Resolve supplied DOIs and conservatively match incomplete citations against Crossref. Uncertain candidates stay explicitly uncertain.

POST /v1/literature/verify-references

RAG and agents

Webpage to Markdown

Convert one public static HTML page to deterministic clean Markdown with redirect-aware SSRF controls and no JavaScript execution.

POST /v1/web/markdown

Document processing

Native PDF to Markdown

Extract bounded native PDF text in a disposable resource-limited subprocess. Scans and encrypted files fail clearly.

POST /v1/documents/markdown

Try one request

curl --request POST \
  --header "Content-Type: application/json" \
  --data '{"url":"https://example.com/"}' \
  https://dana.tail05824e.ts.net/v1/web/markdown

An unpaid request returns the applicable live access or payment response. Runtime behavior is authoritative.

Payment and access

Webpage-to-Markdown is available through x402 v2 exact payments on X Layer mainnet using USD₮0. Payment settles directly to the published recipient. Reference verification and native-PDF conversion remain free beta endpoints.

Network: X Layer eip155:196 · Recipient: 0x17292fDf0b571E3fddA9419F7334E2acfAF3FAdF

Current pricing and access status

Built for machine discovery

OpenAPI 3.1
/openapi.json

LLM-readable guide
/llms.txt

Compatibility manifest
/.well-known/ai-plugin.json